Cita APA (7th ed.)

Kumar, S. S. (1999). Bangladesh: Documentts Editional Board. UPL.

Cita Chicago (17th ed.)

Kumar, Sheelendra Singh. Bangladesh: Documentts Editional Board. Dhaka: UPL, 1999.

Cita MLA (9th ed.)

Kumar, Sheelendra Singh. Bangladesh: Documentts Editional Board. UPL, 1999.